JPH0821440B2 - Electrical cable connector - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention generally relates to an electrical cable connector,
In particular, it relates to a connector for electric cables suitable as a connector for multi-wire cables.

[Problems to be Solved by Conventional Techniques and Inventions]

As is well known, as a known technique of the electric connector as described above, there is an electric connector as proposed in US Pat. No. 3489986. It shows a connector with two splits, but multiple terminals in one of the splits are connected to one end of the cable in the channel member, and terminals in the same split are , Is also connected to the end of another cable. The terminal is
The connector pieces are placed in opposite directions to each other, connect to each other, and provide electrical control between the conduit and the cable. To connect the terminals, use vertically movable cards with apertures. This conventional technique is also suitable for connecting electric cables to each other, but there has been a demand for a technique for more efficiently connecting a plurality of wires on one side and the other side. The present invention aims to meet that need.

[Means and Actions for Solving Problems]

In order to achieve the above object, the present invention provides a connecting plate 3 located at the center, an upper wire guide 2 located on the connecting plate 3, a lower wire guide 4 located below the connecting plate 3, and an upper part. It is composed of an upper cover 1 located above the wire guide 2 and a lower cover 5 located below the lower wire guide 4, and the connecting plate 3 has a pedestal 14 at the center thereof in the left-right direction along the longitudinal direction. A plurality of terminals 15 are provided at a predetermined pitch as shown in FIG.
The upper wire guide 2 and the upper wire guide 2 are provided on the connecting plate 3 so that each of the 16 faces upward and downward.
Has vertical channels 7 and 8 formed on the left and right sides with the middle intermediate channel 9 in between.
A plurality of pins 10a, 10b, ...
10e, 10f ... Are provided at a predetermined pitch to form a plurality of grooves 10, and a plurality of pins are also provided at the boundary between the intermediate channel 9 and the vertical channel 7 and the boundary between the intermediate channel 9 and the vertical channel 8. 10a, 10b, ... 10e, 10
f ... are provided at a predetermined pitch and a plurality of clubs 10 are provided.
The lower wire guide 4 has vertical channels formed on the left and right sides with the central intermediate channel 21 in the middle, and a plurality of pins 10a are formed at the ends of the vertical channels along the longitudinal direction. , 10b, ... 10e, 10f ... Are provided at a predetermined pitch to form a plurality of groups 10, and a plurality of pins 10a, 10b are also provided at each boundary between the intermediate channel 9 and the left and right vertical channels. , ... 10e, 10f
.. are provided at a predetermined pitch to form a plurality of grooves 10, and each end portion of a plurality of input wires 12 and 13 led from one end of the upper wire guide 2 into the intermediate channel 9 is vertically arranged. A plurality of wires 19 which are inserted into the groove 10 at the ends of the directional channels 7 and 8 and the groove 10 at the boundary between the intermediate channel 9 and the longitudinal channels 7 and 8 and guided into the intermediate channel 21 from the other end of the other lower wire guide 4. , 20 are inserted into the groove 10 at the end of the vertical channel and the groove 10 at the boundary between the intermediate channel 21 and the vertical channel, and the upper and lower covers 1 and 5 are crowned in that state, so that the upper wire guide The connection plate 3 in the insulation coating near the ends of the input wires 12, 13 introduced from one end of
Of the lower wire guide 4 and the slot 16 above the terminal 15 of the lower wire guide 4 and the wire core and the terminal 15 are electrically connected to each other.
The slot 16 below the terminal 15 of the connecting plate 3 is embedded in the insulating coating near the end of 0 and the wire core wire and the terminal 15 are connected, and the input wires 12 and 13 and the wires 19 and 20 are It is a connector for electric cables, characterized in that 15 common terminals can be electrically connected to each other.

〔Example〕

The connector of FIG. 1 comprises an upper cover 1, an upper wire guide 2, a connecting plate 3, a lower wire guide 4, and a lower cover 5. As shown in FIG. 1, the upper cover 1 and the lower cover 5 have the same shape, and one of them is rotated 180 degrees to face each other. It is preferable that the heights of the two upper covers 1 and the lower cover 5 decrease from one end to the other end. It also has clips or other devices that are connected to each other. The upper wire guide 2 and the lower wire guide 4 are the same as each other, and are used in a reversed state in which one of them is rotated by 180 degrees. Upper wire guide 2 as shown in FIG.
Has a pair of longitudinal channels 7, 8 on either side of the intermediate channel 9. The longitudinal channels 7 and 8 have a large number of pins 10a, 10b, ...
..Formed by 10e, 10f ... As shown in FIG. 1, the groove 10 is formed between the pin 10a and the pin 10b, between the pin 10c and the pin 10d, and there are eight groups of eight grooves in one row. , Are separated by a spacer 11.

FIG. 1 shows an upper wire guide 2 having two input wires 12, 13 included in a part of the cable. The input wires 12, 13 extend longitudinally within the intermediate channel 9 and further from the intermediate channel 9 towards the side of the upper wire guide 2. Each input wire 12, 13 has two pairs of pins 10
It is installed between a, 10b, 10c, 10d and 10e, 10f, 10g, 10h. Similarly other input wires (not shown)
Is introduced into the intermediate channel 9 and each input wire is until all the input wires are arranged in all the grooves 10, or
Go to longitudinal channel 7 or 8 until the desired number of input wires are located in groove 10. In the embodiment shown in FIG. 1, each longitudinal channel 7, 8 has seven pins 10a, 10b, ... 10e, separated by seven spacers 11.
10 groups of 8 grooves 10f are formed in two rows. Therefore, 64 input wires are installed in the vertical channel 7 and the same number of input wires are installed in the vertical channel 8. In FIG. 1, the input wires 12, 13
The end of is shown cut along the lateral lower edge of the upper wire guide 2. This disconnection
The apparatus illustrated in Figure 2 is used. This device will be described in more detail later.

The connecting plate 3 is made of a plastic rectangular plate-like base 14, and has a predetermined number of terminals 15 arranged in a zigzag pattern along the left and right sides of the base 14 in the longitudinal direction. Each terminal 15 has slots 16 at the top and bottom, the spaces between the slots 16 are held by the connecting plate 3, and each slot 16 faces upward or downward. Then, the input wires 12,
A wire like 13 engages. Therefore, the number of slots 16 in the terminal 15 is double the number of input wires 12, 13 arranged in one upper wire guide 2.

To assemble the connector, the connecting plate 3 is moved from the lower side toward the upper side toward the upper wire guide 2 (Fig. 1), and the head of the terminal 15 is formed in the slot 17 (the lower wire guide 4). (See FIG. 2) to cut the insulator of the input wires 12, 13 located in the groove 10 of the upper wire guide 2. The upper cover 1 is preferably engaged with the upper wire guide 2 before engaging the connecting plate 3 and the upper wire guide 2, and the upper cover 1 and the lower cover 5 have longitudinal ribs 18 on their inner surfaces. Abutting and engaging the input wires 12, 13 of the longitudinal channels 7, 8.
Support and hold. Input wire held in this way 1
For 2, 13 the terminal 15 passes through the insulation of the input wires 12, 13. With such a configuration, an electrical connection is made between the input wires 12, 13 and the corresponding terminal 15.

The assembly up to the parts described above is performed in a plant that can work in a quiet environment. In reality, it is thought that better results can be obtained both in terms of quality and price if as much work as possible can be performed in the plant.

In a way corresponding to the above described method, the other wire 19,
The other 20 passes the intermediate channel 21 of the lower wire guide 4 and the groove 10 in this order, and the upper wire guide 2 is wired in the same manner as described above.
Are arranged on the lower wire guide 4. Then, similarly, using the apparatus shown in FIG. 2, the wires 19 and 20 are cut to a desired length. Next, the lower cover 5 and the lower wire guide 4 are lined up together, and the ribs 18 of the lower cover 5 support and hold the wires 19, 20 of the lower wire guide 4. The assembly of the lower cover 5 and the lower wire guide 4 is advanced toward the connecting plate 3. Thereby Terminal 15
The lower slot 16 cuts the insulation of the wires 19, 20 so that the corresponding terminals 15 of each wire 19, 20 are electrically connected. This electrically connects the input wires 12 and 20 and the input wires 13 and 19. The sum of the length of the wire 19 passing through the lower wire guide 4 and the length of the input wire 13 passing through the upper wire guide 2 is the length of the input wire 12 passing through the upper wire guide 2 and the length of the wire 20 passing through the lower wire guide 4. It is equal to the sum of the lengths.

As explained above, the device shown in FIG.
Used to adjust the length of wires that are connected to each other through the connector of the present invention. The device is formed by a base 22 and a feed plate 24, which have an inverted U-shaped contour. The intermediate shank of the base 22 is manufactured to move along a feed plate 24, using an eccentric 23 actuated by a lever 25. Input wires 26 and 27 of cable 28 are base
Since it is introduced into the recesses 29, 31 of the supply plate 24 of 22, the length of the input wires 26, 27 corresponding to the wire length used for the upper wire guide 2 is obtained. Further input wires 26, 27
Both ends of are guided into recesses 30 in the flange 32 of the base 22 of the device and by fixing the input wires 26, 27 the correct length is obtained. Reference numeral 33 in FIG. 2 indicates a support plate of the eccentric 23 and 34 a support bracket. In operation, it is important to connect the two connector pieces of the present invention, namely the upper cover 1, the upper wire guide 2 and the connecting plate 3, the lower wire guide 4 and the lower cover 5, using an instrument. Therefore, a smaller handheld device is disclosed here. The instruments that have been used for this assembly purpose with other connectors tend to be very large and cumbersome. Only the device 35 of the present invention is shown in FIG. 3 and in FIG. 4 in connection with the connector 6 of the present invention. Such a device 35 is generally considered to operate like a can opener.

This instrument 35 comprises two side walls 36 connected by a lower wall 44,
37, with two lower rollers 38, 39 installed between them which engage one of the covers of the connector 6, for example the lower cover 5 (FIG. 4). The upper roller 40 is received in corresponding recesses 41, 42 in the side walls 36, 37 of the instrument 35, engages the upper cover 1 of the connector 6, closes the upper cover 1 and completes the electrical connection of the wire. It is the size. The upper roller 40 has a rotating handle 43 so that the instrument 35 moves while the lower rollers 38, 39 and the upper roller 40 swivel along the outside of the two covers, namely the upper cover 1 and the lower cover 5, The ribs 18 provided on the upper and lower covers 1 and 5 are advanced toward the wires 19 and 20. By continuing to operate the device 35, the terminal 15,
The insulators of the wires 19 and 20 arranged on the lower wire guide 4 are cut and assembly is performed, and the respective input wires 12 and 13 of the upper wire guide 2 are connected to the corresponding wires of the lower wire guide 4.
Make electrical connection with 19, 20. In the above description, the assembly of the three upper parts of the connector 6, namely the upper cover 1, the upper wire guide 2 and the connecting plate 3, takes place in the plant.

FIG. 4 shows where the two upper and lower covers 1, 5 have started to be joined by means of a device 35 placed on one side of the connector 6. At the other end of the connector 6, the upper and lower covers 1, 5 are spaced apart by an angle α. This angle α
Must equal zero to perform the assembly process. Further, at both ends of the upper and lower covers 1 and 5, side walls are tapered toward one side. The angle β between the horizontal plane and the edges of the upper and lower covers 1, 5 may be any desired angle. These tapered portions allow the instrument 35 to easily engage the upper and lower covers 1, 5 and begin pivoting the upper roller 40. The upper and lower rollers 38, 39, 40 may all be made of the same material, such as rubber, or they may be different materials. By forming a groove in one or more of these rollers, the connector 6
It is possible to improve the grip on one or both of the upper and lower covers 1, 5 when pushing the upper cover 1 and the lower cover 5 together. As can be seen in FIGS. 3 and 4, the upper roller 40 and the handle 43 engaging it can be removed from the side walls 36, 37 through the recesses 41, 42.

With all parts of the connector 6 assembled in the condition shown in FIG. 4, the instrument 35 is placed below the connector 6. To do this, slide the instrument 35 from below along the connector 6 (Fig. 4) and then indentations 41, 42 on the side wall of the instrument 35.
Assemble roller 40 through. Device 35 has connector 6
Located at the end of. When the handle 43 is rotated to the right (clockwise) from the state shown in FIG. 4, the instrument 35 moves along the connector 6, and the upper cover 1 and the lower cover 5 are moved.
Interval becomes smaller. Once assembled, the input wires 12, 13 of the two cables, even with a small force
And the wires 19, 20 stay connected securely, safely and accurately. When the device 35 comes to the right end of the connector 6 as shown in FIG. 4, it moves to the end of the upper cover 1 which is tapered by the angle β, and can be easily separated.

Figure 5 shows a connector with 128 wires on the armored cable at one end and eight cables with 16 wires each at the other end. In this case, the assembly is carried out by placing one of the upper and lower wire guides 2, 4 on the supply plate 24. Each skin of the eight cables is removed without touching the insulation covering the 16 wires of each cable. The wire of each cable is connected through the groove 10 of the upper or lower wire guide 2, 4. The end of the wire is then cut using the device shown in FIG.

After the connecting plate 3 is positioned and the upper cover 1 of the connector 6 is positioned, both members are entirely tightened. The other wire is then connected to another upper or lower wire guide 2, 4, and the corresponding lower cover 5 is assembled.
Then, the assembly tool 35 is used to tighten the two divided bodies.

FIG. 6 shows a connector having an input armored signal cable and an output flat cable. FIG. 7 shows an input armored cable having a passage to the armored area and eight output cables. Figure 8 shows the input and output cables as armored twisted conduits, or balance lines.

〔effect〕

As described above in detail, according to the present invention, it is possible to provide a means capable of efficiently connecting each of the plurality of one wires to each of the other plurality of wires.

[Brief description of drawings]

The attached drawings show an embodiment of the present invention, and FIG. 1 is an exploded perspective view of a connector of the embodiment of the present invention. FIG. 2 is a perspective view of an apparatus for wire cutting used in the assembly process of the connector of the embodiment. FIG. 3 is a perspective view of a device for assembling the connector of the same embodiment. FIG. 4 is a perspective view of the device of FIG. 3 in use in the connector assembling process of the embodiment. FIG. 5 is a perspective view of a connector of an embodiment of the present invention having one cable at the first end and eight cables at the second end. FIG. 6 is a perspective view of a connector of an embodiment of the present invention having a protection signal cable at a first end and a flat cable at a second end. FIG. 7 is a perspective view of a connector of an embodiment of the present invention having a protective cable having a passage to a protected area at a first end and eight cables at a second end. FIG. 8 is a perspective view of a connector according to an embodiment of the present invention having protective twisted conduits at both ends. 1 …… Top cover 2 …… Top wire guide 3 …… Coupling plate 4 …… Bottom wire guide 5 …… Bottom cover 6 …… Connector 7,8 …… Vertical channel 9 …… Intermediate channel 10 …… Groove 10a, 10b, ・ ・ ・ Pin 12, 13 …… Input wire 14 …… Pedestal 15 …… Terminal 16 …… Slot 17 …… Slot 18 …… Rib 19,20 …… Wire 21 …… Intermediate channel

Claims (1)

[Claims] 1. A connecting plate 3 located at the center, an upper wire guide 2 located on the connecting plate 3, and a lower wire guide 4 located below the connecting plate 3.
And the upper cover 1 located above the upper wire guide 2.
And a lower cover 5 located below the lower wire guide 4.
The connecting plate 3 has a pedestal 14 at the center thereof.
A plurality of terminals 15 are provided at a predetermined pitch along the longitudinal direction on the left and right inside, and this terminal 15 has slots 16 at the top and bottom so that each of the upper and lower slots 16 faces upward and downward. The upper wire guide 2 is provided on the connecting plate 3 and has vertical channels 7 and 8 formed on the left and right sides with the central intermediate channel 9 in between, and at the ends of the vertical channels 7 and 8, respectively. A plurality of pins 10a, 10b, ... 10e, 10f ... Are provided along the longitudinal direction at a predetermined pitch to form a plurality of grooves 10 and a boundary between the intermediate channel 9 and the vertical channel 7 and A plurality of pins 10a, 10b, ... 10e, 10f ... Are provided at a predetermined pitch on the boundary between the intermediate channel 9 and the vertical channel 8 to form a plurality of grooves 10.
Further, the lower wire guide 4 has vertical channels formed on the left and right sides with the central intermediate channel 21 in the middle, and a plurality of pins 10a, 10b, ... 10e, 10f, ... Are provided at a predetermined pitch to form a plurality of grooves 10, and a plurality of pins 10a, 10b ,. .. are provided at a predetermined pitch to form a plurality of grooves 10. Each end of a plurality of input wires 12 and 13 led from one end of the upper wire guide 2 into the intermediate channel 9. Is inserted into the groove 10 at the end of the longitudinal channels 7 and 8 and the groove 10 at the boundary between the intermediate channel 9 and the longitudinal channels 7 and 8, and is introduced into the intermediate channel 21 from the other end of the other lower wire guide 4. Each end of wire 19, 20 is oriented vertically It was introduced from one end of the upper wire guide 2 by inserting it into the groove 10 at the end of the channel and the groove 10 at the boundary of the vertical channel and the upper and lower cover 1, 5 in that state. The slot 16 above the terminal 15 of the connecting plate 3 digs into the insulating coating near the ends of the input wires 12 and 13, and the wire core and the terminal 15
Are electrically connected to each other and a slot below the terminal 15 of the connecting plate 3 in the insulation coating near the ends of the wires 19, 20 introduced from the other end of the lower wire guide 4.
The electric cable is characterized in that 16 is embedded and the wire core and the terminal 15 are connected, and the input wires 12 and 13 and the wires 19 and 20 have the terminal 15 in common, and the comrades are electrically connected to each other. Connector.